Lot de forets hss cobalt 19 pièces

10 times longer service life than standard HSS drill bits Industrial quality Higher cutting speed Less wear Harder than carbide and titanium This drill bit set, ranging from 1.0 to 10 mm (increments of 0.5 mm), is made of cobalt-alloyed high-speed steel (HSS). For corrosion-resistant steels (such as V2A, V4A, Nirosta), alloyed and unalloyed steels, acid- and heat-resistant steels, gray cast iron, and cast steel. The drill bits impress with their extreme temperature resistance. Cartridge size: 15.5 x 11 x 3.5 cm.